package com.baizhi.service;

import com.baizhi.entity.Song;
import com.github.pagehelper.PageInfo;


public interface SongService {
    PageInfo<Song> selectAll(int page,int limit,String songName,Integer who);
    void insert(Song song);
    void delete(Integer id);
    void deleteMany(Integer[] ids);
    Song selectOne(Integer id);
    void update(Song song);
}
